Florideophyceae |
Gigartinales |
Rhizophyllidaceae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile. Tropical
Indian Ocean: from the Arabian Sea, including Gulf of Aden, south to South Africa, including Seychelles, Comoros, Réunion and Madagascar, east to India including Laccadive Islands, and south to Western Australia including Nicobar Islands; Pacific Ocean: from China to the South China Sea south to New South Wales, Australia including Federated States of Micronesia, Lord Howe Islands and Fiji, east to the Hawaiian Islands.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Thalli small, bright orange to red and composed of erect, overlapping fronds that arise from a small discoid holdfast. Branching in 1 plane, irregularly pinnate-alternate, forming rounded axils. Diameter of the primary branches not exceeding 7 mm. Tips of the terminal branches at the distal portion of the thallus slightly expanded with enrolled tips. Basal lateral branchlets provided with simple acute teeth. Thalli about 5.5 cm in height (Re. 80758).
Source of carrageenan (Ref. 80758) Attached to rocks or dead corals in upper to lower subtidal areas exposed to moderate to strong water movement (Ref. 80758).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Guiry, M.D. and G.M. Guiry. 2009. (Ref. 80701)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Age/SizeGrowthLength-weightLength-lengthMorphologyLarvaeAbundance
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 21.2 - 29.2, mean 28 (based on 3208 cells).